Distance From Antonio B. Won Pat International Airport to Gimpo International Airport, GUM - GMP Distance

The distance from Antonio B. Won Pat International Airport (GUM) to Gimpo International Airport (GMP) is 1999 miles or 3217 kilometers or 1736 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Hagåtña ( Guam ) to Seoul ( South Korea )?

A one-way nonstop (direct) flight between Hagåtña and Seoul takes around 4 hours 35 minutes.

Estimated flight time from Antonio B. Won Pat International Airport, Hagåtña, Guam to Gimpo International Airport, Seoul, South Korea is 4 hours 35 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • GUM - GMP

Kilometers		3217 km
Statute Miles		1999 miles
Nautical Miles		1736 nm
Avg. Time of Flight		4 hours 35 minutes

Antonio B. Won Pat International Airport to Gimpo International Airport Flight Route Map - GUM to GMP Flight Path

Location of Antonio B. Won Pat International Airport & Gimpo International Airport is given below.
Click the map to view Hagåtña to Seoul nonstop flight path and travel direction.

Click to see flight route on Google Map between Hagåtña, Guam and Seoul, South Korea. .

Nonstop flight route between Hagåtña, Guam and Seoul, South Korea.

Time Difference Between the Airports • GUM - GMP

Time difference between Hagåtña (Guam) and Seoul (South Korea) is 1 Hours.
Seoul time is 1 Hours behind Hagåtña.

Location	Local Time
Hagåtña (Guam)	2025-12-17, 01:05:17 ChST
Seoul (South Korea)	2025-12-17, 00:05:17 KST

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Antonio B. Won Pat International Airport (GUM / PGUM) Hagåtña, Guam

Destination

Gimpo International Airport (GMP / RKSS) Seoul, South Korea